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Western Digital Caviar SE16


Author:  Tyler Curry
Date:  2005.09.29
Topic:  Storage
Provider:  Western Digital
Manufacturer:  Western Digital







Specifications
Here is the long list of specifications provided by Western Digital.

 

Performance Specifications
Rotational Speed 7,200 RPM (nominal)
Buffer Size 16 MB
Average Latency 4.20 ms (nominal)
Seek Times
Read Seek Time 8.9 ms
Write Seek Time 10.9 ms (average)
Track-To-Track Seek Time 2.0 ms (average)
Full Stroke Seek 21.0 ms (average)
Transfer Rates
Buffer To Host (Serial ATA) 150 MB/s (Max)
Buffer To Disk 748 Mbits/s (Max)
Buffer To Disk 65 MB/s (Sustained)

 

 

Recommended Configuration Parameters
Number of Heads (Physical) 8
Physical Specifications
Formatted Capacity 400,074 MB
Capacity 400 GB
Interface SATA 150 MB/s
Actuator Type Rotary Voice Coil
Number of Platters 4
Bytes Per Sector 512
User Sectors Per Drive 625,142,448
Servo Type Embedded

 

 

Physical Dimensions
English
Height 1.028 Inches (Max)
Length 5.787 Inches (Max)
Width 4.00 Inches (+/- 0.010 inch)
Weight 1.32 Pounds (+/- .10 lb)
Metric
Height 26.1 mm (Max)
Length 147 mm (Max)
Width 101.6 mm
Weight 0.6 kg (+/- .082 kg)

 

 

Environmental Specifications
Shock
Operating Shock (Read) 65G, 2 ms
Non-operating Shock 250G, 2 ms
Acoustics
Idle Mode 28 dBA (average)
Seek Mode 0 33 dBA (average)
Seek Mode 3 29 dBA (average)
Temperature (English)
Operating 41 F to 131 F
Non-operating -40 F to 149 F
Temperature (Metric)
Operating 5 C to 55 C
Non-operating -40 C to 65 C
Humidity
Operating 5-95% RH non-condensing
Non-operating 5-95% RH non-condensing
Altitude (English)
Operating -1,000 feet to 10,000 feet
Non-operating -1,000 feet to 40,000 feet
Altitude (Metric)
Operating -305M to 3,050M
Non-operating -305M to 12,200M
Vibration
Operating
Linear 20-300 Hz, 0.75G (0 to peak)
Random 10-300 Hz, 0.004 g / Hz
Non-operating
Low Frequency 5-20 Hz, 0.195 inches (double amplitude)
High Frequency 20-500 Hz, 4.0G (0 to peak)

 

Electrical Specifications

Current Requirements
.
Read/Write
Idle
Standby
Sleep
12 VDC
450 mA
430 mA
20 mA
20 mA
5 VDC
800 mA
730 mA
270 mA
250 mA
Power Dissipation
9.50 Watts
8.75 Watts
1.60 Watts
1.50 Watts


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